.sub_nav ul{ display:none;}
.xq1_top{ height:64px; width:1190px;
          background:url(../images/meibanfa.png) no-repeat;}
.xq1_bottom{ height:628px;}
.xq1_bottom1{ width:190px; height:336px;
            background:url(../images/meibanfa1.png)no-repeat;}
.xq1_bottom2{}
.xb1 a{ height:480px; width:480px; position:relative;}
.xb1 a img{ height:480px; width:480px;}
.xb1 a span{ position:absolute; height:280px;
              opacity:0.2;
        width:280px; top:0; left:0; background:#ceb371;}
